#include <iostream>

using namespace std;

class Adder{
public:
    Adder(int i=0)
    {
        total=i;
    }

    void addNum(int number)
    {
        total+=number;
    }
    int getTotal()
    {
        return total;
    }
private:
    int total;
};

int main()
{
    Adder a;
    a.addNum(10);
    a.addNum(20);
    a.addNum(30);

    cout << "Total is "<<a.getTotal() << endl;
    return 0;
}
